GSI AudioStar Pro™ Clinical Audiometer
94
D-0100778 Rev C
Earphones - Pure Tone RETSPL
Transducer
DD45
DD45
TDH50
TDH50
HDA200
HDA300
Impedance
10 Ω
10 Ω
60 Ω
60 Ω
23 Ω
23 Ω
Coupler
318-3
318-1
318-3
318-1
318-1
318-1
RETSPL
RETSPL
RETSPL
RETSPL
RETSPL
RETSPL
125 Hz
47.5
45
47.5
45
30.5
27
160 Hz
40.5
38.5
40
38.5
26
24.5
200 Hz
33.5
32.5
33.5
32.5
22
22.5
250 Hz
27
27
26.5
27
18
20
315 Hz
22.5
22
22
22
15.5
16
400 Hz
17.5
17
17.5
17
13.5
12
500 Hz
13
13.5
13.5
13.5
11
8
630 Hz
9
10.5
10.5
10.5
8
6
750 Hz
6.5
9
8.5
9
6
4.5
800 Hz
6.5
8.5
8.5
8.5
6
4
1000 Hz
6
7.5
7.5
7.5
5.5
2
1250 Hz
7
7.5
7.5
7.5
6
2.5
1500 Hz
8
7.5
7.5
7.5
5.5
3
1600 Hz
8
8
8.5
8
5.5
2.5
2000 Hz
8
9
11
9
4.5
0
2500 Hz
8
10.5
10
10.5
3
-2
3000 Hz
8
11.5
9.5
11.5
2.5
-3
3150 Hz
8
11.5
9.5
11.5
4
-2.5
4000 Hz
9
12
10.5
12
9.5
-0.5
5000 Hz
13
11
12
11
14
10.5
6000 Hz
20.5
16
13.5
16
17
21
6300 Hz
19
21
13.5
21
17.5
21.5
8000 Hz
12
15.5
13
15.5
17.5
23
9000 Hz
19
27.5
10000 Hz
22
18
11200 Hz
23
22
12000 Hz
17.5
11
0
12500 Hz
27.5
27
14000 Hz
35
33.5
16000 Hz
56
45.5
18000 Hz
83
83
20000 Hz
105
105
DD45 6ccm uses IEC60318-3 or NBS 9A coupler and RETSPL comes from PTB – DTU report 2009-2010.
Force 4.5N ±0.5N
DD45 Artificial ear uses IEC60318-1 coupler and RETSPL comes from ANSI S3.6 2010 and ISO 389-1 1998.
Force 4.5N ±0.5N
TDH50 6ccm uses IEC60318-3 or NBS 9A coupler and RETSPL comes from ANSI S3.6 2010. Force 4.5N
±0.5N
TDH50 Artificial ear uses IEC60318-1 coupler and RETSPL comes from ANSI S3.6 2010 and ISO 389-1 1998
Force 4.5N ±0.5N
HDA200 Artificial ear uses IEC60318-1 coupler with type 1 adaptor and RETSPL comes from ANSI S3.6 2010
and ISO 389-8 2004. Force 9N ±0.5N
HDA300 Artificial ear uses IEC60318-1 coupler with type 1 adaptor and RETSPL comes from PTB report
2012. Force 8.8N ±0.5N
